Gas lighter



FIG. 1 is a side elevational view of a gas lighter showing my new design;

FIG. 2 is a side elevational view thereof, opposite that shown in FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a gas lighter, as shown and described. 